西藏委陵菜 xi zang wei ling cai

Herbs perennial. Roots thinly terete, with fibrous rootlets. Flowering stems erect, ascending, or spreading, 6–35 cm tall, sparsely pubescent or glabrescent. Radical leaves 4–8 cm including petiole; stipules brown, membranous, abaxially sparsely pubescent; leaf blade 3-foliolate; petiole pilose and glandular hairy, or glabrescent; leaflets sessile or shortly petiolulate, green on both surfaces, obovate, broadly elliptic, or flabellate, both surfaces sparsely pubescent or glabrescent, base broadly cuneate, margin crenate, apex obtuse; cauline leaves 3 or 4, resembling radical ones; stipules green, ovate, herbaceous, abaxially pubescent and glandular hairy, margin entire, apex obtuse or acute. Inflorescence terminal, compact, congested, 3–5-flowered, laxly cymose after anthesis. Flowers 1–1.2 cm in diam.; pedicel 1–2 cm, pubescent. Sepals ovate, apex acute; epicalyx segments elliptic, shorter than or nearly equaling sepals, apex obtuse. Petals obovate, apex emarginate. Stamens ca. 20, sometimes 12 or 13. Style subterminal, conic, base markedly thickened and papillate; stigma slightly dilated. Achenes not seen. Fl. Jun–Jul.

Thickets, bamboo stands, valleys, meadows on mountain slopes; 3600--4800 m. Xizang (Kata He, Nyalam Xian).